【摘要】 作者采用Ｂ型超声直方图动态观察了４０例骨折愈合各期骨痂的生长变化，为临床提供了骨折愈合过程的客观量化标准。尤其在Ｘ线平片不能显影的骨愈合早期发挥其重要作用。直方图检测提高了超声显像的诊断能力，具有量化分析的重要意义。更多还原

【Abstract】 B-modc ultrasonographic histogram was used to observe dynamically the callus changes at each stage of fracture healing in 40 cases.It was more useful at the early stage of fracture healing which x-ray could not display. Histogram has improved the diagnositic ability of ultrasonography and significant on quantitative analysis-It provided objective index for determining the healing processes of bone fracture.更多还原